#!/usr/bin/node

const log = console.log,
      fs = require('fs');

let filename = process.argv[2];
if(filename==null){
  filename = process.argv[1];
}
try{
  fs.readFile(filename,(err,data)=>{
    log(data.toString('utf8'));
  });
}catch(e){
  log(e.message);
}
log('01-my-cat-async');
